[1]
S. R. Islam, H. Begum, M. M. Kamal, M. S. A. Bhuiyan, and U. S. Khatun, “Effects of ketamine hydrochloride (preservative free) and fentanyl citrate added to low dose hyperbaric bupivacaine for sub-arachnoid block in lower uterine caesarian section – a comperative study”, j Bangladesh Soc Anaesthesiologists, vol. 24, no. 2, pp. 53–59, Aug. 2014.